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Innovative. Integrated. Industry-Focused.

World-class regulatory, litigation and transactional solutions for your most complex challenges.

  • Regulatory

    Sector-specific expertise to support virtually every aspect of your regulated business activities.

  • Litigation

    Combining creative litigation strategies with business practicality to resolve high-stakes disputes.

  • Transactional

    Trusted advisors for our clients' most complex transactions.

Innovative. Integrated. Industry-Focused.

World-class regulatory, litigation and transactional solutions for your most complex challenges.

  • Regulatory

    Sector-specific expertise to support virtually every aspect of your regulated business activities.

  • Litigation

    Combining creative litigation strategies with business practicality to resolve high-stakes disputes.

  • Transactional

    Trusted advisors for our clients' most complex transactions.

News

Arnold & Porter Announces Election of 8 New Partners, 6 New Counsel Learn more

News

Arnold & Porter and Co-Counsel Reach Landmark Settlement in Class Action Against the U.S. Bureau of Prisons to Redress Systemic Sexual Abuse, Retaliation, and Medical Neglect Learn more

News Corporate & Finance

‘Bond Deal of the Year’: Arnold & Porter Represented the Federative Republic of Brazil On its $4.5 Billion Bond Offering, Which Wins ‘Bond Deal of the Year’ at Global Banking & Markets 2024 Latin America Awards Learn more

News Legislative & Public Policy

Eugenia Pierson, Kevin O’Neill, and David Skillman Named to The Hill's ‘Top Lobbyists 2024’ List Learn More

Media Mention Life Sciences & Healthcare Regulatory

What Comes Next for the BIOSECURE Act? Dan Kracov Shares Insights on Fierce Pharma’s “The Top Line” Podcast Learn more

Report Global Life Sciences

The Convergence of Life Sciences and Artificial Intelligence:
Seizing Opportunities While Managing Risk Learn more

News Pro Bono

Arnold & Porter Recognized in Chambers Asia-Pacific 2025 Learn More

Media Mention Mergers & Acquisitions

“People Will Perceive a Return to Normalcy” With Fed’s Rate Cut, Tracy Belton Tells Law360 Learn more

News

Arnold & Porter Named to The American Lawyer's 2024 A-List Learn More

Further Reading

Arnold & Porter by the Numbers

240K

Pro Bono Hours 2022 – 2023

15

Offices Worldwide

160

Chambers-Ranked Lawyers